CONTENTS 



CHAPTER I.— GENERAL DESCRIPTION, 



Page. 



Introductory, 1. — Literature, 2. — Topography, 4. — Physical geography, 4. — 

 Delta lands, 4. — Low country and hills, 5. — Rivers, 5. — The Godavari 

 gorge, 6. — Its history, 7. — Delta branches of Godavari, 8. — System of 

 irrigation, 8. — The Koler lake, 9. — Traces of an old marine floor, 10. — 

 Its age, 11. — List of formations, 11 I — ij 



CHAPTER II.— GNEISS AND LOWER GONDWANA ROCKS. 



The Bezvada gneiss, 12. — Previous knowledge of, 12. — Extent and rela- 

 tion to other gneiss, 12. — Lithology, 13. — Kamthi sandstones, 14. — ■ 

 Traced down from Central Provinces, 15. — Lie and association with the 

 gneiss, 15. — Fossils and their localities, 16. — Association of fossils, 16 , 12 — 17 



CHAPTER III.— UPPER GONDWANAS. 



Grouping, 17. — Extent and association, 17. — Fossils, 18. — GoiilAPiLi sand- 

 stones, 18. — Palaeontology, 18. — Fossil localities and type area, 20. — 

 Thickness, 20. — Persistent form of hottom heds, 21. — Lie, 21. — Suc- 

 cession of strata, 22. — Thinning out and denudation, 23. — Unconform- 

 ahle to Kamthis, 23. — Ragavapueam shales, 24. — Lithology, 24.— 

 A lenticular hand between other groups, 25. — Local and recent disturb- 

 ance in outcrops, 25. — Marine organisms, 25. — Fossil plants, 25. — Order 

 of strata, 27. — Thick bands of shales, 27. — Clay-ironstone band, 28. — 

 Section below Tripati scarps, 28. — Relation to Gollapili group, 29. — 

 Very different rocks, 30. — Indication of separation of groups, 30. — 

 Teipati sandstones, 30. — Thickness, 31. — Lie, 31. — Lithology and 

 succession, 32. — Variations in members of group, 32. — Tundkalpudi 

 beds, 33.— Peddavegi beds, 33.— Cut off at the Tammiler, 33.— 

 Represented in the Vizagapatam country, 34. — Fossiliferous beds of 

 Ayaparaz-Kotapili, 34.— Marine fossils, 35.— General conclusions, 35 . 17— 3G 



CHAPTER IV.— DECCAN TRAP SERIES. 



Trap scarps of Rajtihmundry, 37. — Long known, 37. — Worked out by His- 

 lop, 38. — Grouping, 38. — Fossils, 39. — Infea-tbappeans, 40= — Thick-, 

 ness, 40. — Lithology, 41. — Turritella zone, 41. — Fossils, 42. — Apparently 



